Use additional code to identify:
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

Excludes1

  • neonatal hypertension (P29.2)
  • primary pulmonary hypertension (I27.0)

Excludes2

  • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
  1. I15 Secondary hypertension

    1. I15.0 Renovascular hypertension

    2. I15.1 Hypertension secondary to other renal disorders

    3. I15.2 Hypertension secondary to endocrine disorders

    4. I15.8 Other secondary hypertension

    5. I15.9 Secondary hypertension, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.